16044381136 has 40 divisors (see below), whose sum is σ = 35552585600. Its totient is φ = 6871181184.

The previous prime is 16044381107. The next prime is 16044381163. The reversal of 16044381136 is 63118344061.

It is a junction number, because it is equal to n+sod(n) for n = 16044381095 and 16044381104.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 105490 + ... + 207886.

It is an arithmetic number, because the mean of its divisors is an integer number (888814640).

Almost surely, 2^16044381136 is an apocalyptic number.

16044381136 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

16044381136 is an abundant number, since it is smaller than the sum of its proper divisors (19508204464).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

16044381136 is a wasteful number, since it uses less digits than its factorization.

16044381136 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 103811 (or 103805 counting only the distinct ones).

The product of its (nonzero) digits is 41472, while the sum is 37.

The spelling of 16044381136 in words is "sixteen billion, forty-four million, three hundred eighty-one thousand, one hundred thirty-six".